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Mathematics, 21.09.2021 03:30 nevelle

Year. a. Use the appropriate line graph to estimate the percentage
of seniors who used alcohol in 2014.
b. Use the appropriate formula to determine the percentage
of seniors who used alcohol in 2014. How does this
compare with your estimate in part (a)?
c. Use the appropriate line graph to estimate the percentage
of seniors who used marijuana in 2014.
d. Use the appropriate formula to determine the percentage
of seniors who used marijuana in 2014. How does this
compare with your estimate in part (c)?
e. For the period from 1990 through 2014, in which year was
alcohol use by seniors at a maximum? What percentage of
seniors used alcohol in that year?

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Year. a. Use the appropriate line graph to estimate the percentage
of seniors who used alcoh...

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